approval-engine/tests/test_outbox.py
tegwick 9c9528f5b2 Implement the engine spine: claim, outbox, machine, API
Contracts first (T02–T04): approval claim schema with issuer, freshness,
and binding digest; local transactional outbox wire; load-bearing cadence
as heartbeat or reconciliation (layer.yaml declared).

Then the object (T06–T08): SQLite closed state machine, CAS supersession,
distinct-approver fail-closed, revocation without holder cooperation,
outbox insert in the same transaction. Tests fail the mutation when
emission fails, and revoke while the drain sink is down.

Introspection GET /v1/approvals/{id}/claim is a PIP fact, not a decision.
No public consume (T05 waits on GH-WP-0002-T06). Canon T-06 coverage for
wrong binding, expiry, revoke, and supersede.

FLEX-WP-0017 T03 is unblocked on this object; T05 remains blocked only on
consumption ordering.

Assistant: grok
Assistant-Session: 01a04ceb-2057-7e20-b0f9-c282964d5dd9
2026-08-29 12:52:49 +02:00

72 lines
2.3 KiB
Python

from approval_engine.errors import StoreUnavailable
from approval_engine.store import Engine
from tests.conftest import approve, binding, validity
def test_issuance_queued_in_same_commit(engine):
obj = approve(engine)
pending = engine.undrained()
classes = [p["class"] for p in pending]
assert classes == ["issuance"]
assert pending[0]["approval_id"] == obj.id
payload = pending[0]["payload"]
assert payload["source"] == "approval-engine"
assert payload["action"] == "approval.issuance"
assert payload["event_id"] == pending[0]["event_id"]
def test_failed_outbox_rolls_back_mutation():
eng = Engine(":memory:", fail_outbox=True)
obj = eng.create(binding(), validity(), required_count=1)
try:
eng.add_entry(obj.id, "user:alice")
raise AssertionError("must fail")
except StoreUnavailable:
pass
obj = eng.get(obj.id)
assert obj.status == "requested"
assert obj.entries == []
assert eng.undrained() == []
eng.close()
def test_revoke_succeeds_when_drain_sink_is_down(engine):
obj = approve(engine)
engine.revoke(obj.id)
assert engine.get(obj.id).status == "revoked"
def down(_payload):
raise ConnectionError("audit-core unreachable")
result = engine.drain(down)
assert result["failed"] >= 1
assert engine.get(obj.id).status == "revoked"
assert any(p["class"] == "revocation" for p in engine.undrained())
def test_drain_marks_delivered(engine):
approve(engine)
sink: list[dict] = []
result = engine.drain(sink.append)
assert result["delivered"] == 1
assert result["failed"] == 0
assert engine.undrained() == []
assert sink[0]["action"] == "approval.issuance"
def test_heartbeat_is_positive_claim(engine):
approve(engine)
beat = engine.emit_heartbeat()
assert beat["assertion"] == "nothing-to-report"
assert beat["counts"]["issuance"] == 1
assert beat["counts"]["heartbeat"] == 1
pending = [p for p in engine.undrained() if p["class"] == "heartbeat"]
assert len(pending) == 1
assert pending[0]["payload"]["details"]["assertion"] == "nothing-to-report"
def test_revocation_event_class(engine):
obj = approve(engine)
engine.revoke(obj.id)
classes = [p["class"] for p in engine.undrained()]
assert "revocation" in classes